Key Takeaways
- Montana leads the U.S. with 42.9% growth in real median household income since 2010, nearly double the national average.
- Several Mountain West and Southern states rank among the fastest-growing, including Tennessee and Kansas.
- New Mexico (2.3%) and Mississippi (5.6%) saw the smallest gains over the period.
Since 2010, real household incomes have risen significantly across the U.S., with some states seeing gains of more than 40%. Montana leads the nation with a 42.9% increase in real median household income over the period, followed by Tennessee and Kansas.